Steam powered toy tug boat



FIG. 1 is an isometric view showing the design of the present invention;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear view thereof; and,

FIG. 6 is a bottom view thereof.

The ornamental design for a steam powered toy tug boat, as shown anddescribed.